Q: What are the prime factors of the number 29,478,339?

 A: 3, 11, 167, 1783

Why are those the prime factors of the number 29,478,339?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 29,478,339

29,478,339
Factor Arrows
39,826,113
Factor Arrows
33,275,371
Factor Arrows
11297,761
Factor Arrows
1671,783

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

3, 11, 167, 1783

We can check our work by multiplying all of the prime factors together: 3 x 3 x 11 x 167 x 1,783 = 29,478,339

This can also be written as 32 x 111 x 1671 x 1,7831 = 29,478,339

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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